SH6614
SH6614B
SH6614C
4K 4-Bit Microcontroller with LCD Driver
Features
!
SH6610C-based single-chip 4-bit microcontroller
!
ROM: 4096 X 16 bits
!
RAM: 512 X 4 bits
!
Operation voltage: 2.4V – 6.0V
!
8 CMOS bi-directional I/O pins
!
4-Level subroutine nesting (include interrupts)
!
One 8-bit auto re-load timer/counter
!
Wem-up timer for power-on reset
!
Powerful interrupt sources:
-
External interrupts ( INT0 )
-
Internal interrupt (Timer0)
-
Internal interrupt (Base Timer)
-
Port's falling edge interrupt: PORTB (
INT1
)
!
8-bit Base timer
!
LCD driver:
240 dots (1/8 duty 1/4 bias) or 136 dots (1/4 duty 1/3 bias)
!
LCD used as scan output
!
Built-in dual tone PSG with one noise generator
!
2 Clock sources
OSC: (code option select crystal or RC type)
- Crystal oscillator 32.768K
- RC oscillator: 262K
OSCX: (system register selected ceramic or RC type)
- Ceramic oscillator 455K
- RC oscillator 1.8M or 2M
!
Instruction cycle time:
- 122.07µs for 32.768 KHz crystal
- 15.27µs for 262 KHz RC
- 8.79µs for 455KHz ceramic
- 2.22µs for 1.8 MHz RC
- 2µs for 2.0 MHz RC
!
Two low power operation modes: HALT and STOP
!
Low power consumption
General Description
SH6614 (SH6614B, SH6614C) is a single chip microcontroller integrated with SRAM, timer and dual-tone PSG, LCD driver, and
I/O port. This chip builds in a dual-oscillator to enhance the total chip performance.
Pin Configuration
QFP64
P
A
2
P
A
3
P
B
0
P
B
1
P
B
2
P
B
3
V
D
D
R
E
S
E
T
N
C
N
C
N
C
T
E
S
T
V
4
V
3
V
2
V
1
S
E
G
1
S S
E E
G G
2 3
51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
PA1
PA0
OSCXI
OSCXO
GND
OSCO
OSCI
COM1
COM2
COM3
COM4
COM5
COM6
52
53
54
55
56
57
58
59
60
61
62
63
64
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19
32
31
30
29
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SH6614
SH6614B
SH6614C
28
27
26
25
24
23
22
21
20
C C S
O O E
M M G
7 8 3
0
S S
E E
G G
2 2
9 8
S S
E E
G G
2 2
7 6
S
E
G
2
5
N
C
N
C
N
C
S S
E E
G G
2 2
4 3
S
E
G
2
2
S
E
G
2
1
S S
E E
G G
2 1
0 9
S
E
G
1
8
S
E
G
1
7
1
V2.2
SH6614/B/C
QFP100
C
O
M
7
N
C
C
O
M
6
N
C
C
O
M
5
N
C
C
O
M
4
N
C
C
O
M
3
N
C
C
O
M
2
N
C
C
O
M
1
N
C
O
S
C
I
N
C
O
S
C
O
N
C
G
N
D
N
C
S
C
X
O
N
C
S
C
X
I
N
C
P
A
0
N
C
P
A
1
N
C
P
A
2
N
C
80 79 78 77 76 75
74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
50
49
48
47
46
45
COM8
NC
SEG30
NC
SEG29
NC
SEG28
SEG27
SEG26
SEG25
SEG24
SEG23
SEG22
SEG21
NC
SEG20
NC
SEG19
NC
SEG18
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
PA3
NC
PB0
NC
PB1
NC
PB2
PB3
V
DD
RESET
TEST
V4
V3
V2
NC
V
1
NC
SEG1
NC
SEG2
SH6614
SH6614B
SH6614C
44
43
42
41
40
39
38
37
36
35
34
33
32
31
S
E
G
1
7
N
C
S
E
G
1
6
N
C
S
E
G
1
5
N
C
S
E
G
1
4
N
C
S
E
G
1
3
N
C
S
E
G
1
2
N
C
S
E
G
1
1
N
C
S
E
G
1
0
M
C
S
E
G
9
N
C
S
E
G
8
N
C
S
E
G
7
N
C
S
E
G
6
N
C
S N
E C
G
5
S
E
G
4
N
C
S
E
G
3
N
C
Pad Configuration
S
E
G
1
8
SEG17
SEG16
SEG15
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
44
45
46
47
48
49
50
51
52
53
54
55
56
43
S
E
G
1
9
42
S
E
G
2
0
41
S
E
G
2
1
40
S
E
G
2
2
39
S
E
G
2
3
38
S
E
G
2
4
37
S
E
G
2
5
36
S
E
G
2
6
35
S
E
G
2
7
34
S
E
G
2
8
33
S
E
G
2
9
32
S
E
G
3
0
31
C
8
/
S
3
1
C
7
/
S
3
2
30
29
28
27
26
25
COM6/SEG33
COM5/SEG34
COM4
COM3
COM2
COM1
OSCI
OSCO
PC.0
19
18
17
OSCXO
OSCXI
PA.0
PA.1
PA.2
SH6614
SH6614B
SH6614C
GND 20
24
23
22
21
V
DD
57
58
S
E
G
3
1
S
E
G
2
2
S
E
G
1
3
V
1
4
V
2
5
V
3
6
V
4
7
T
E
S
T
8
_
R
E
S
E
T
9
10
P
C.
1
P
B.
3
11
P
B.
2
12
P
B.
1
13
P
B.
0
14
P
A.
3
16
15
2
SH6614/B/C
Block Diagram
ROM (4096 X 16)
RAM (512 X 4)
SH6610C
CPU CORE
OSCS
8-BIT TIMER0
PORTB
OSCI
OSCO
OSCXI
OSCXO
PORTB [0:3]
PA.1 (PSG)
PA.0 (INT0 )
PA.2 (PSG)
PA.3
COM [1:8]
PORTA & EXTERNAL INT
LCD
RESET
RAM
COMMON
DRIVER
SEGMENT
PSG
DRIVER
SCAN
REGISTER
SEG [1:34]
GND
CPU OPERATING VOLTAGE
LCD VOLTAGE GENERATOR
3
SH6614/B/C
Pin Description
(QFP64)
PIN No.
3-8
12 - 35
36 - 39
40
44
45
46 - 49
50 - 53
54
55
56
57
58
59 - 62
63 - 64, 1 - 2
Designation
SEG30 - SEG25
SEG24 - SEG1
V1 - V4
TEST
RESET
V
DD
Port B.3 - Port B.0
Port A.3 - Port A.0
OSCXI
OSCXO
GND
OSCO
OSCI
COM1 – COM4
COM5 - COM8
I/O
O
O
I
I
I
P
I/O
I/O
I
O
P
O
I
O
O
Description
Segment signal output for LCD display;
shared with scan output
Segment signal output for LCD display;
shared with scan output
Connected with external LCD divided resistance
Test pin (Internal pull-low). No connect for user
Reset input (No internal pull-up)
Power supply
Bit programmable I/O ,Vector interrupt (
INT1
)
Bit programmable I/O,PA.0 shared with INT0
PA.1 , PA.2 shared with PSG output
Oscillator X input
Oscillator X output
Ground
Oscillator output
Oscillator input
Common signal output for LCD display
Common/segment signal output for LCD display
Pin Description
(QFP100)
PIN No.
1, 3, 5, 7, 9, 11, 13,
15, 17, 19, 21, 23,
25, 27, 29, 31, 33
83, 85, 87 - 94, 96,
98, 100
35, 37 - 39
40
41
42
43, 44, 46, 48
50, 52, 54, 56
58
60
62
64
66
68, 70, 72, 74
76, 78, 80, 81
Designation
SEG17 - SEG1
SEG30 - SEG18
V1 - V4
TEST
RESET
V
DD
Port B.3 - Port B.0
Port A.3 - Port A.0
OSCXI
OSCXO
GND
OSCO
OSCI
COM1 - COM4
COM5 - COM8/SEG34 - SEG31
I/O
O
O
I
I
I
P
I/O
I/O
I
O
P
O
I
O
O
Description
Segment signal output for LCD display;
shared with scan output
Segment signal output for LCD display;
shared with scan output
Connected with external LCD divided resistance
Test pin (Internal pull-low). No connect for user
Reset input (No internal pull-up)
Power supply
Bit programmable I/O ,Vector interrupt (
INT1
)
Bit programmable I/O,PA.0 shared with INT0
PA.1 , PA.2 shared with PSG output
Oscillator X input
Oscillator X output
Ground
Oscillator output
Oscillator input
Common signal output for LCD display
Common/segment signal output for LCD display
4
SH6614/B/C
Pad Description
Pad No.
1, 2, 31 - 58
3-6
7
8
9
10 - 13
14 - 17
18
19
20
21
22
23 - 26
27 - 30
Designation
SEG1 - SEG30
V1 - V4
TEST
RESET
V
DD
Port B.3 - Port B.0
Port A.3 - Port A.0
OSCXI
OSCXO
GND
OSCO
OSCI
COM1 - COM4
COM5 - COM8/SEG34 - SEG31
I/O
O
I
I
I
P
I/O
I/O
I
O
P
O
I
O
O
Description
Segment signal output for LCD display;
share with scan output
Connected with external LCD divided resistance
Test pin (Internal pull-low). No connection for user
Reset input (No internal pull-up)
Power supply
Bit programmable I/O, Vector interrupt (
INT1
)
Bit programmable I/O, PA.0 shared with INT0
PA.1, PA.2shared with PSG output
Oscillator X input
Oscillator X output
Ground
Oscillator output
Oscillator input
Common signal output for LCD display
Common/segment signal output for LCD display
5
Microcontroller MCU
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